Merck, CLS8160-96EA, Corning® Costar® Spin-X® centrifuge tube filters

These Costar® Spin-X® polypropylene microcentrifuge tube filters are available with Cellulose Acetate or Nylon membranes and 0.22 or 0.45 μm membrane pore sizes. The filter unit capacity is 500 μL. •Cellulose acetate (CA) membranes provide fast flow rates and low protein binding •Nylon (NY) membranes are naturally hydrophilic, surfactant-free and offer the lowest extractables •Both CA and NY filter by centrifugation for removing bacteria, particles, or cells from liquids, HPLC sample preparation and DNA removal from agarose or acrylamide gels •Use in any standard fixed-angle microcentrifuge rotor at RCF up to 16,000 × g •Sterile and certified nonpyrogenic and DNase-/RNase-free